diff --git a/debuggerd/handler/debuggerd_handler.cpp b/debuggerd/handler/debuggerd_handler.cpp
index c64de0e..37dbe86 100644
--- a/debuggerd/handler/debuggerd_handler.cpp
+++ b/debuggerd/handler/debuggerd_handler.cpp
@@ -187,27 +187,29 @@
  * mutex is being held, so we don't want to use any libc functions that
  * could allocate memory or hold a lock.
  */
-static void log_signal_summary(const siginfo_t* info) {
+static void log_signal_summary(const siginfo_t* si) {
   char main_thread_name[MAX_TASK_NAME_LEN + 1];
   if (!get_main_thread_name(main_thread_name, sizeof(main_thread_name))) {
     strncpy(main_thread_name, "<unknown>", sizeof(main_thread_name));
   }
 
-  if (info->si_signo == BIONIC_SIGNAL_DEBUGGER) {
+  if (si->si_signo == BIONIC_SIGNAL_DEBUGGER) {
     async_safe_format_log(ANDROID_LOG_INFO, "libc", "Requested dump for pid %d (%s)", __getpid(),
                           main_thread_name);
     return;
   }
 
-  // Many signals don't have an address or sender.
-  char addr_desc[32] = "";  // ", fault addr 0x1234"
-  if (signal_has_si_addr(info)) {
-    async_safe_format_buffer(addr_desc, sizeof(addr_desc), ", fault addr %p", info->si_addr);
-  }
+  // Many signals don't have a sender or extra detail, but some do...
   pid_t self_pid = __getpid();
   char sender_desc[32] = {};  // " from pid 1234, uid 666"
-  if (signal_has_sender(info, self_pid)) {
-    get_signal_sender(sender_desc, sizeof(sender_desc), info);
+  if (signal_has_sender(si, self_pid)) {
+    get_signal_sender(sender_desc, sizeof(sender_desc), si);
+  }
+  char extra_desc[32] = {};  // ", fault addr 0x1234" or ", syscall 1234"
+  if (si->si_signo == SIGSYS && si->si_code == SYS_SECCOMP) {
+    async_safe_format_buffer(extra_desc, sizeof(extra_desc), ", syscall %d", si->si_syscall);
+  } else if (signal_has_si_addr(si)) {
+    async_safe_format_buffer(extra_desc, sizeof(extra_desc), ", fault addr %p", si->si_addr);
   }
 
   char thread_name[MAX_TASK_NAME_LEN + 1];  // one more for termination
@@ -221,8 +223,8 @@
 
   async_safe_format_log(ANDROID_LOG_FATAL, "libc",
                         "Fatal signal %d (%s), code %d (%s%s)%s in tid %d (%s), pid %d (%s)",
-                        info->si_signo, get_signame(info), info->si_code, get_sigcode(info),
-                        sender_desc, addr_desc, __gettid(), thread_name, self_pid, main_thread_name);
+                        si->si_signo, get_signame(si), si->si_code, get_sigcode(si), sender_desc,
+                        extra_desc, __gettid(), thread_name, self_pid, main_thread_name);
 }
 
 /*
@@ -371,12 +373,29 @@
       {.iov_base = thread_info->ucontext, .iov_len = sizeof(ucontext_t)},
   };
 
+  constexpr size_t kHeaderSize = sizeof(version) + sizeof(siginfo_t) + sizeof(ucontext_t);
+
   if (thread_info->process_info.fdsan_table) {
     // Dynamic executables always use version 4. There is no need to increment the version number if
     // the format changes, because the sender (linker) and receiver (crash_dump) are version locked.
     version = 4;
     expected = sizeof(CrashInfoHeader) + sizeof(CrashInfoDataDynamic);
 
+    static_assert(sizeof(CrashInfoHeader) + sizeof(CrashInfoDataDynamic) ==
+                      kHeaderSize + sizeof(thread_info->process_info),
+                  "Wire protocol structs do not match the data sent.");
+#define ASSERT_SAME_OFFSET(MEMBER1, MEMBER2) \
+    static_assert(sizeof(CrashInfoHeader) + offsetof(CrashInfoDataDynamic, MEMBER1) == \
+                      kHeaderSize + offsetof(debugger_process_info, MEMBER2), \
+                  "Wire protocol offset does not match data sent: " #MEMBER1);
+    ASSERT_SAME_OFFSET(fdsan_table_address, fdsan_table);
+    ASSERT_SAME_OFFSET(gwp_asan_state, gwp_asan_state);
+    ASSERT_SAME_OFFSET(gwp_asan_metadata, gwp_asan_metadata);
+    ASSERT_SAME_OFFSET(scudo_stack_depot, scudo_stack_depot);
+    ASSERT_SAME_OFFSET(scudo_region_info, scudo_region_info);
+    ASSERT_SAME_OFFSET(scudo_ring_buffer, scudo_ring_buffer);
+#undef ASSERT_SAME_OFFSET
+
     iovs[3] = {.iov_base = &thread_info->process_info,
                .iov_len = sizeof(thread_info->process_info)};
   } else {
@@ -384,6 +403,10 @@
     version = 1;
     expected = sizeof(CrashInfoHeader) + sizeof(CrashInfoDataStatic);
 
+    static_assert(
+        sizeof(CrashInfoHeader) + sizeof(CrashInfoDataStatic) == kHeaderSize + sizeof(uintptr_t),
+        "Wire protocol structs do not match the data sent.");
+
     iovs[3] = {.iov_base = &thread_info->process_info.abort_msg, .iov_len = sizeof(uintptr_t)};
   }
   errno = 0;
diff --git a/libprocessgroup/profiles/cgroups.json b/libprocessgroup/profiles/cgroups.json
index 3e4393d..23d76ee 100644
--- a/libprocessgroup/profiles/cgroups.json
+++ b/libprocessgroup/profiles/cgroups.json
@@ -1,13 +1,6 @@
 {
   "Cgroups": [
     {
-      "Controller": "blkio",
-      "Path": "/dev/blkio",
-      "Mode": "0775",
-      "UID": "system",
-      "GID": "system"
-    },
-    {
       "Controller": "cpu",
       "Path": "/dev/cpuctl",
       "Mode": "0755",
@@ -39,6 +32,11 @@
       {
         "Controller": "freezer",
         "Path": "."
+      },
+      {
+        "Controller": "io",
+        "Path": ".",
+        "NeedsActivation": true
       }
     ]
   }
diff --git a/libprocessgroup/profiles/task_profiles.json b/libprocessgroup/profiles/task_profiles.json
index 4b8fc19..8e784ae 100644
--- a/libprocessgroup/profiles/task_profiles.json
+++ b/libprocessgroup/profiles/task_profiles.json
@@ -460,9 +460,8 @@
           "Name": "JoinCgroup",
           "Params":
           {
-            "Controller": "blkio",
-            "Path": "background"
-	  }
+            "Controller": "io"
+          }
         },
         {
           "Name": "SetAttribute",
@@ -500,9 +499,8 @@
           "Name": "JoinCgroup",
           "Params":
           {
-            "Controller": "blkio",
-            "Path": ""
-	  }
+            "Controller": "io"
+          }
         },
         {
           "Name": "SetAttribute",
@@ -540,9 +538,8 @@
           "Name": "JoinCgroup",
           "Params":
           {
-            "Controller": "blkio",
-            "Path": ""
-	  }
+            "Controller": "io"
+          }
         },
         {
           "Name": "SetAttribute",
@@ -580,9 +577,8 @@
           "Name": "JoinCgroup",
           "Params":
           {
-            "Controller": "blkio",
-            "Path": ""
-	  }
+            "Controller": "io"
+          }
         },
         {
           "Name": "SetAttribute",
diff --git a/rootdir/init.rc b/rootdir/init.rc
index 55be31a..408daff 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -218,26 +218,6 @@
     write /dev/stune/nnapi-hal/schedtune.boost 1
     write /dev/stune/nnapi-hal/schedtune.prefer_idle 1
 
-    # Create blkio group and apply initial settings.
-    # This feature needs kernel to support it, and the
-    # device's init.rc must actually set the correct values.
-    mkdir /dev/blkio/background
-    chown system system /dev/blkio
-    chown system system /dev/blkio/background
-    chown system system /dev/blkio/tasks
-    chown system system /dev/blkio/background/tasks
-    chown system system /dev/blkio/cgroup.procs
-    chown system system /dev/blkio/background/cgroup.procs
-    chmod 0664 /dev/blkio/tasks
-    chmod 0664 /dev/blkio/background/tasks
-    chmod 0664 /dev/blkio/cgroup.procs
-    chmod 0664 /dev/blkio/background/cgroup.procs
-    write /dev/blkio/blkio.weight 1000
-    write /dev/blkio/background/blkio.weight 200
-    write /dev/blkio/background/blkio.bfq.weight 10
-    write /dev/blkio/blkio.group_idle 0
-    write /dev/blkio/background/blkio.group_idle 0
-
     restorecon_recursive /mnt
 
     mount configfs none /config nodev noexec nosuid
@@ -490,18 +470,26 @@
 service boringssl_self_test32 /system/bin/boringssl_self_test32
     reboot_on_failure reboot,boringssl-self-check-failed
     stdio_to_kmsg
+    # Explicitly specify that boringssl_self_test32 doesn't require any capabilities
+    capabilities
 
 service boringssl_self_test64 /system/bin/boringssl_self_test64
     reboot_on_failure reboot,boringssl-self-check-failed
     stdio_to_kmsg
+    # Explicitly specify that boringssl_self_test64 doesn't require any capabilities
+    capabilities
 
 service boringssl_self_test_apex32 /apex/com.android.conscrypt/bin/boringssl_self_test32
     reboot_on_failure reboot,boringssl-self-check-failed
     stdio_to_kmsg
+    # Explicitly specify that boringssl_self_test_apex32 doesn't require any capabilities
+    capabilities
 
 service boringssl_self_test_apex64 /apex/com.android.conscrypt/bin/boringssl_self_test64
     reboot_on_failure reboot,boringssl-self-check-failed
     stdio_to_kmsg
+    # Explicitly specify that boringssl_self_test_apex64 doesn't require any capabilities
+    capabilities
 
 
 # Healthd can trigger a full boot from charger mode by signaling this
diff --git a/trusty/trusty-base.mk b/trusty/trusty-base.mk
index 0609709..7b4aa26 100644
--- a/trusty/trusty-base.mk
+++ b/trusty/trusty-base.mk
@@ -22,8 +22,21 @@
 # For gatekeeper, we include the generic -service and -impl to use legacy
 # HAL loading of gatekeeper.trusty.
 
+# Allow the KeyMint HAL service implementation to be selected at build time.  This needs to be
+# done in sync with the TA implementation included in Trusty.  Possible values are:
+#
+# - Rust implementation:   export TRUSTY_KEYMINT_IMPL=rust
+# - C++ implementation:    (any other value of TRUSTY_KEYMINT_IMPL)
+
+ifeq ($(TRUSTY_KEYMINT_IMPL),rust)
+    LOCAL_KEYMINT_PRODUCT_PACKAGE := android.hardware.security.keymint-service.rust.trusty
+else
+    # Default to the C++ implementation
+    LOCAL_KEYMINT_PRODUCT_PACKAGE := android.hardware.security.keymint-service.trusty
+endif
+
 PRODUCT_PACKAGES += \
-	android.hardware.security.keymint-service.trusty \
+	$(LOCAL_KEYMINT_PRODUCT_PACKAGE) \
 	android.hardware.gatekeeper@1.0-service.trusty \
 	trusty_apploader \
 	RemoteProvisioner